package com.lbc.net;

import java.net.InetAddress;
import java.net.UnknownHostException;

//  测试IP
public class TestInetAddress {
    public static void main(String[] args) {
        try {
            //  查询本机地址
            InetAddress inetAddress1 = InetAddress.getByName("127.0.0.1");
            System.out.println("inetAddress1 = " + inetAddress1);
            InetAddress inetAddress2 = InetAddress.getByName("localhost");
            System.out.println("inetAddress2 = " + inetAddress2);
            InetAddress inetAddress3 = InetAddress.getLocalHost();
            System.out.println("inetAddress3 = " + inetAddress3);

            //  查询网站ip地址
            InetAddress inetAddress4 = InetAddress.getByName("www.baidu.com");
            System.out.println("inetAddress4 = " + inetAddress4);

            //  常用方法
            System.out.println(inetAddress4.getAddress());
            System.out.println(inetAddress4.getCanonicalHostName());  //  规范的名字
            System.out.println(inetAddress4.getHostAddress());  //  ip
            System.out.println(inetAddress4.getHostName());  //  域名 ，或者自己电脑的名字

        } catch (UnknownHostException e) {
            e.printStackTrace();
        }
    }
}
